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Finding the Fourth Proportional to 8,842,284.48, 12,202,349.64 and 4,921,955.48

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Solution

The fourth proportional to 8,842,284.48, 12,202,349.64 and 4,921,955.48 is: 6,792,296.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,842,284.48 : 12,202,349.64 = 4,921,955.48 : x
  2. Step 2: Convert to fraction form
    8,842,284.48/12,202,349.64 = 4,921,955.48/x
  3. Step 3: Cross multiply
    8,842,284.48x = 12,202,349.64 × 4,921,955.48
  4. Step 4: Simplify right side
    8,842,284.48x = 60,059,421,679,474.04
  5. Step 5: Solve for x
    x = 60,059,421,679,474.04/8,842,284.48
  6. Step 6: Final answer
    x = 6,792,296.92

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.